OFFSET
1,2
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..10000 (terms 1..1000 from Harvey P. Dale)
FORMULA
MATHEMATICA
Module[{nn=200, sf}, sf=Select[Range[nn], SquareFreeQ]; Transpose[ Select[ Thread[ {sf, Accumulate[sf]}], SquareFreeQ[Last[#]]&]][[1]]] (* Harvey P. Dale, Feb 09 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from David W. Wilson
STATUS
approved